Someone made an app to warn you if smart glasses are nearby

Engadget

by Andre Revilla

February 24, 2026

AI-Generated Deep Dive Summary

A new app called Nearby Glasses has been developed to notify users if smart glasses are nearby, addressing concerns about privacy and unauthorized filming with devices like Meta's Ray-Bans. The app detects the unique Bluetooth signals emitted by smart glasses and sends push alerts when someone wearing them might be close. Developer Yves Jeanrenaud created the app as a form of resistance against what he sees as increasing surveillance technology. The app works by identifying specific Bluetooth signatures associated with smart glasses, such as Meta's Ray-Bans, which have faced criticism for their potential to record individuals without consent. While nearby VR headsets or other Bluetooth devices could cause false positives, the app provides an early warning system to help users maintain privacy in public spaces. The development of Nearby Glasses comes amid growing concerns about smart glasses' capabilities, particularly as companies like Meta and OpenAI work on integrating advanced features such as facial recognition. This raises questions about how individuals can protect themselves from unintended surveillance. The app offers a proactive solution, empowering users to be more aware of their surroundings and the technology around them. For tech-savvy readers, Nearby Glasses highlights the ongoing tension between innovative gadgets and privacy rights in a connected world. As smart glasses become more prevalent, tools like this app demonstrate how individuals can take matters into their own hands to safeguard their personal space and digital security. Its availability on platforms like Google Play Store and GitHub makes it accessible for those looking to stay informed about emerging tech's impact on daily life.

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Originally published on Engadget on 2/24/2026